<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        *{
            margin: 0;
            padding: 0;
        }
        body{
            background-color: #eee;
        }
        .container{
            width: 80%;
            margin: 100px auto;
        }
        ul{
            list-style-type: none;
            width: 408x;
            height: auto;
           
            font-size: 0;
        }
        ul li{
            width: 100px;
            height: auto;
            text-align: center;
            border: 1px solid #ddd;
            font-size: 16px;
            display: inline-block;
        }
        ul li img{
            width: 100px;
            height: auto;
            display: none;
        }
        ul li:hover img{
            display: block;
        }
    </style>
</head>
<body>
    <div class="container">
        <ul>
            <li>
                test
                <img src="https://i1.hdslb.com/bfs/face/b462f7209b96ae8f7494f54739849ca6528cc9fa.jpg@240w_240h_1c_1s_!web-avatar-nav.avif" alt="加载中">
            </li>
            <li>
                test
                <img src="https://i1.hdslb.com/bfs/face/b462f7209b96ae8f7494f54739849ca6528cc9fa.jpg@240w_240h_1c_1s_!web-avatar-nav.avif" alt="加载中">
            </li>
            <li>
                test
                <img src="https://i1.hdslb.com/bfs/face/b462f7209b96ae8f7494f54739849ca6528cc9fa.jpg@240w_240h_1c_1s_!web-avatar-nav.avif" alt="加载中">
            </li>
            <li>
                test
                <img src="https://i1.hdslb.com/bfs/face/b462f7209b96ae8f7494f54739849ca6528cc9fa.jpg@240w_240h_1c_1s_!web-avatar-nav.avif" alt="加载中">
            </li>
        </ul>
    </div>
    
</body>
</html>